Various fixes and improvements for Notifications

[calvinmclean]

• Refactor "water completed" notifications to rename the file and struct to be more relevant
• Fix version compatibility for hord and babyapi
• Fix nil pointer when loading GardenModal for a Garden without LightSchedule
• Move NotificationClientID to the Garden so it can be used by the "water completed" notifications from MQTT
• Improve tests for NotificationClient "water completed" by using VHS mocks

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 8 lines in your changes missing coverage. Please review.

Project coverage is 72.20%. Comparing base (a57b73c) to head (75ac031).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #173      +/-   ##
==========================================
+ Coverage   71.80%   72.20%   +0.39%     
==========================================
  Files          52       52              
  Lines        3380     3389       +9     
==========================================
+ Hits         2427     2447      +20     
+ Misses        745      731      -14     
- Partials      208      211       +3     

Components	Coverage Δ
garden-app	72.20% <85.71%> (+0.39%)	⬆️